diff options
Diffstat (limited to 'include/asm-xtensa/pgalloc.h')
| -rw-r--r-- | include/asm-xtensa/pgalloc.h | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/include/asm-xtensa/pgalloc.h b/include/asm-xtensa/pgalloc.h deleted file mode 100644 index 3e5b5652510..00000000000 --- a/include/asm-xtensa/pgalloc.h +++ /dev/null @@ -1,66 +0,0 @@ -/* - * include/asm-xtensa/pgalloc.h - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * Copyright (C) 2001-2007 Tensilica Inc. - */ - -#ifndef _XTENSA_PGALLOC_H -#define _XTENSA_PGALLOC_H - -#ifdef __KERNEL__ - -#include <linux/highmem.h> - -/* - * Allocating and freeing a pmd is trivial: the 1-entry pmd is - * inside the pgd, so has no extra memory associated with it. - */ - -#define pmd_populate_kernel(mm, pmdp, ptep) \ - (pmd_val(*(pmdp)) = ((unsigned long)ptep)) -#define pmd_populate(mm, pmdp, page) \ - (pmd_val(*(pmdp)) = ((unsigned long)page_to_virt(page))) - -static inline pgd_t* -pgd_alloc(struct mm_struct *mm) -{ - return (pgd_t*) __get_free_pages(GFP_KERNEL | __GFP_ZERO, PGD_ORDER); -} - -static inline void pgd_free(pgd_t *pgd) -{ - free_page((unsigned long)pgd); -} - -/* Use a slab cache for the pte pages (see also sparc64 implementation) */ - -extern struct kmem_cache *pgtable_cache; - -static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, - unsigned long address) -{ - return kmem_cache_alloc(pgtable_cache, GFP_KERNEL|__GFP_REPEAT); -} - -static inline struct page *pte_alloc_one(struct mm_struct *mm, - unsigned long addr) -{ - return virt_to_page(pte_alloc_one_kernel(mm, addr)); -} - -static inline void pte_free_kernel(pte_t *pte) -{ - kmem_cache_free(pgtable_cache, pte); -} - -static inline void pte_free(struct page *page) -{ - kmem_cache_free(pgtable_cache, page_address(page)); -} - -#endif /* __KERNEL__ */ -#endif /* _XTENSA_PGALLOC_H */ |
